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Diphenhydramine Clinical Trials

6 actively recruiting trials across 3 locations

▲ +1 trial since May 2026

Also known as: Benadryl, Benadryl®

Pipeline

Phase 2: 4Phase 1/2: 1Phase 2/3: 1

Top Sponsors

  • M.D. Anderson Cancer Center3
  • National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)1
  • Merck Sharp & Dohme LLC1
  • Benjamin T Diamond, MD1

Indications

Trial data from ClinicalTrials.gov. Trial status and eligibility can change — verify directly with the study contact or on ClinicalTrials.gov.

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